Data-driven insights for local properties

Complete Property Analysis

Environmental risk, tax analysis, and property details for 1022 Oak Leaf Ave, La Porte, TX 77571

HCAD #1000560000011
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🌍Environmental Assessment

This comprehensive report analyzes both flood risk and industrial pollution exposure for this property. The assessment combines multiple data sources including USGS elevation, FEMA flood zones, historical storm modeling, and EPA Toxic Release Inventory records.

🌊Flood Risk Analysis
FEMA Zone AE
Property Overview

This section shows the fundamental characteristics of the property, including its elevation above sea level, FEMA flood zone designation, and our calculated overall flood risk rating based on historical data and topographic analysis.

Address
1022 Oak Leaf Ave, La Porte, TX 77571
Building Size
4,240sqft
Total structure area from HCAD building records.
Elevation
9.14 ft
Height above sea level from USGS data.
FEMA Flood Zone
AE
High Risk - 1% annual chance with established base flood elevation
Overall Risk
Very High
Property flooded at 9.84ft depth.
Risk Assessment Outputs

These detailed metrics show the technical outputs from our flood risk model. They include predicted water depths at the property during a 5000-year flood event and estimated flood damage based on USACE methodology.

Risk Rating
Very High
Flood Depth
9.84 ft±0.5 ft
Depth of water above ground level.
Water Surface Elevation (WSE)
18.98 ft
Water surface elevation relative to sea level (NAVD88 datum).
Area Inundated
294.9 acres
100.0% of 500m radius flooded.
Nearest Bayou Stage
N/A
No nearby bayou within monitoring range
Depth-Damage (HCAD Valuation)
$216,258
Based on HCAD building value of $332,705.
Depth-Damage (Neighborhood)
$195,620
Based on neighborhood replacement cost.
Analysis Method
COG Combined 5000 Model
Raster-based flood inundation query
Flood Simulation

This simulation shows whether the property would flood based on a 5000-year flood event with 3m (9.84ft) water level. Use the interactive tool to explore different scenarios.

Property Would Be Flooded
Flood Depth: 9.84 feet
Severity
Severe
Adjust Flood Simulation

The analysis above uses default settings (5000-year flood, 3m/9.84ft water level). To explore different flood scenarios with interactive maps, return to the main tool:

Open Interactive Analysis Tool
Flood Risk Recommendations

Based on the property's flood risk profile, here are specific action items to consider.

#1
Special Flood Hazard Area (SFHA): Flood insurance required for federally backed mortgages
#2
Obtain an Elevation Certificate to determine accurate flood insurance premiums
#3
Simulation shows 0.7ft of flooding - mitigation measures recommended
#4
Consider elevating utilities, HVAC systems, and electrical panels above anticipated flood levels
#5
Review official FEMA Flood Insurance Rate Map (FIRM) for detailed flood zone boundaries
#6
Contact Harris County Flood Control District (HCFCD) for drainage projects and flood information
🏭Industrial Pollution Exposure
11.4th percentile
Property Pollution Ranking
High
Higher pollution than 89% of Houston homes
Compares pollution within 2mi against 10,000 Houston properties. Lower percentiles = higher pollution.
Industrial Pollution Nearby (10 Years)
5.48 millionlbs
Extremely High
839.4x more than typical Houston property
≈ 274 dump trucks of chemicals within 2 miles
Air Pollution (10 Years)
5.48 millionlbs
Extremely High
1135.5x more than typical Houston property
Includes fugitive emissions (leaks) and stack emissions (smokestacks).
Water Pollution (10 Years)
567lbs
High
Discharges to bayous, streams, and drainage systems.
Facilities Nearby
23
Industrial facilities within 2 miles
💡
Why It Matters: High chemical activity nearby can indicate industrial zones, truck traffic, or potential odor and noise issues. These factors may affect air quality, long-term property desirability, and neighborhood character. This data helps you understand the industrial footprint around your property.
Houston Metro Benchmarks

Comparison with typical Houston properties (based on 10,000 randomly sampled homes). All measurements are for chemicals released within a 2-mile radius.

PeriodTotalAirWater
Typical Houston Property (2014-2024)6,524 lbs4,822 lbs0 lbs
This Property (2014-2024)5,476,354 lbs5,475,787 lbs567 lbs
Typical Houston Property (2024 Only)2 lbs1 lbs0 lbs
This Property (2024 Only)443,899 lbs443,848 lbs51 lbs
How This Property Compares to Houston Metro

Based on a random sample of 10,000 Houston properties, this chart shows the distribution of pollution levels across the metro area. The highlighted bar indicates where this property falls compared to other homes. Lower percentiles mean higher pollution exposure.

0-9thMost Polluted
9.9%
10-19th
10.1%
20-29th
9.9%
30-39th
10.1%
40-49th
9.7%
50-59th
10.2%
60-69th
6%
70-79th
5.8%
80-89th
4.3%
90-100thLowest Pollution
34.2%
Higher pollution than 89% of Houston homes
Each bar's width represents the percentage of Houston homes in that pollution range. This property ranks in the 10-19th percentile.
📋
Top chemicals released near this property (past 10 years):
tert-Butyl alcohol, Methanol, Toluene, Propylene, Ethylene
View the full list of 71 chemicals below.
Chemicals Released (2014-2024, 10-Year Total)(71 chemicals)
#ChemicalCAS#Air (lbs/10yr)Water (lbs/10yr)Total (lbs/10yr)
1tert-Butyl alcohol75-65-0751,778 lbs0 lbs751,778 lbs
2Methanol67-56-1737,196 lbs55 lbs737,251 lbs
3Toluene108-88-3711,522 lbs0 lbs711,522 lbs
4Propylene115-07-1601,888 lbs0 lbs601,888 lbs
5Ethylene74-85-1509,845 lbs0 lbs509,845 lbs
6Ammonia7664-41-7335,424 lbs0 lbs335,424 lbs
7Propylene oxide75-56-9310,422 lbs0 lbs310,422 lbs
8Acrylic acid79-10-7251,302 lbs0 lbs251,302 lbs
9n-Hexane110-54-3205,902 lbs0 lbs205,902 lbs
10Vinyl acetate108-05-4142,721 lbs0 lbs142,721 lbs
11Titanium tetrachloride7550-45-0108,195 lbs0 lbs108,195 lbs
12Cyclohexane110-82-7102,641 lbs0 lbs102,641 lbs
131,3-Butadiene106-99-089,666 lbs0 lbs89,666 lbs
14Acrylonitrile107-13-183,639 lbs0 lbs83,639 lbs
15n-Butyl alcohol71-36-354,543 lbs0 lbs54,543 lbs
16Isoprene78-79-547,793 lbs0 lbs47,793 lbs
17Hydroquinone123-31-942,849 lbs0 lbs42,849 lbs
18Ethylene glycol107-21-137,504 lbs0 lbs37,504 lbs
19Methyl isobutyl ketone108-10-136,313 lbs0 lbs36,313 lbs
20Xylene (mixed isomers)1330-20-735,072 lbs0 lbs35,072 lbs
21Certain glycol ethersN23034,372 lbs0 lbs34,372 lbs
22Cumene98-82-831,111 lbs0 lbs31,111 lbs
23Phenol108-95-230,497 lbs0 lbs30,497 lbs
24Molybdenum trioxide1313-27-526,754 lbs0 lbs26,754 lbs
25Styrene100-42-517,954 lbs0 lbs17,954 lbs
26Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size)7647-01-017,903 lbs0 lbs17,903 lbs
27Acetaldehyde75-07-015,347 lbs0 lbs15,347 lbs
28Benzene71-43-210,536 lbs0 lbs10,536 lbs
29Formaldehyde50-00-010,409 lbs0 lbs10,409 lbs
30Epichlorohydrin106-89-88,484 lbs0 lbs8,484 lbs
31Dimethylamine124-40-37,773 lbs0 lbs7,773 lbs
32Maleic anhydride108-31-66,232 lbs0 lbs6,232 lbs
33Trade SecretTRD SECRT5,905 lbs88 lbs5,993 lbs
34Ethylbenzene100-41-45,941 lbs0 lbs5,941 lbs
35Diphenylamine122-39-45,851 lbs0 lbs5,851 lbs
36Dibutyl phthalate84-74-25,792 lbs0 lbs5,792 lbs
37Formic acid64-18-64,772 lbs0 lbs4,772 lbs
381,2,4-Trimethylbenzene95-63-64,544 lbs0 lbs4,544 lbs
39Propyleneimine75-55-83,701 lbs0 lbs3,701 lbs
40Methyl methacrylate80-62-63,050 lbs0 lbs3,050 lbs
411,4-Dioxane123-91-12,644 lbs0 lbs2,644 lbs
42Butyl acrylate141-32-22,517 lbs0 lbs2,517 lbs
431,2-Butylene oxide106-88-72,348 lbs0 lbs2,348 lbs
44Chlorine7782-50-52,246 lbs0 lbs2,246 lbs
45NonylphenolN5301,974 lbs0 lbs1,974 lbs
46Allyl alcohol107-18-61,820 lbs0 lbs1,820 lbs
47Naphthalene91-20-31,635 lbs0 lbs1,635 lbs
48Ethylene oxide75-21-81,600 lbs0 lbs1,600 lbs
49Nitric acid7697-37-21,419 lbs0 lbs1,419 lbs
50Dicyclopentadiene77-73-61,387 lbs0 lbs1,387 lbs
51Nonylphenol EthoxylatesN535773 lbs0 lbs773 lbs
52Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size)7664-93-9597 lbs0 lbs597 lbs
53Hydrazine302-01-2437 lbs0 lbs437 lbs
54Acrolein107-02-8402 lbs0 lbs402 lbs
55Nitrate compounds (water dissociable; reportable only when in aqueous solution)N5110 lbs370 lbs370 lbs
56Benzyl chloride100-44-7228 lbs0 lbs228 lbs
57Di(2-ethylhexyl) phthalate117-81-7222 lbs0 lbs222 lbs
58Diethanolamine111-42-2106 lbs0 lbs106 lbs
59Diethyl sulfate64-67-585 lbs0 lbs85 lbs
60Zinc compoundsN98248 lbs33 lbs81 lbs
61Phthalic anhydride85-44-940 lbs0 lbs40 lbs
62Antimony compoundsN01020 lbs15 lbs35 lbs
63Acetonitrile75-05-833 lbs0 lbs33 lbs
64Bis(2-chloroethyl) ether111-44-426 lbs0 lbs26 lbs
652,4-Dimethylphenol105-67-917 lbs0 lbs17 lbs
66Triethylamine121-44-810 lbs0 lbs15 lbs
67Antimony And Antimony CompoundsN0105 lbs5 lbs10 lbs
681,3-Phenylenediamine108-45-22 lbs0 lbs2 lbs
69Lead7439-92-12 lbs0 lbs2 lbs
70Boron trifluoride7637-07-21 lbs0 lbs1 lbs
71Nickel compoundsN4950 lbs1 lbs1 lbs
📋
Top chemicals released near this property (2024 only):
tert-Butyl alcohol, Propylene, Ethylene, Toluene, Methanol
View the full list of 53 chemicals reported within 2 miles for 2024.
Chemicals Released (2024 Only)(53 chemicals)
#ChemicalCAS#Air (lbs/yr)Water (lbs/yr)Total (lbs/yr)
1tert-Butyl alcohol75-65-0101,697 lbs0 lbs101,697 lbs
2Propylene115-07-148,878 lbs0 lbs48,878 lbs
3Ethylene74-85-140,262 lbs0 lbs40,262 lbs
4Toluene108-88-339,610 lbs0 lbs39,610 lbs
5Methanol67-56-136,168 lbs5 lbs36,173 lbs
6Ammonia7664-41-730,863 lbs0 lbs30,863 lbs
7Propylene oxide75-56-923,121 lbs0 lbs23,121 lbs
8Acrylic acid79-10-721,027 lbs0 lbs21,027 lbs
9n-Hexane110-54-319,447 lbs0 lbs19,447 lbs
10Vinyl acetate108-05-414,116 lbs0 lbs14,116 lbs
11Isoprene78-79-512,309 lbs0 lbs12,309 lbs
12Titanium tetrachloride7550-45-010,755 lbs0 lbs10,755 lbs
13Cyclohexane110-82-78,101 lbs0 lbs8,101 lbs
14Hydroquinone123-31-94,885 lbs0 lbs4,885 lbs
15Methyl isobutyl ketone108-10-13,997 lbs0 lbs3,997 lbs
161,3-Butadiene106-99-03,642 lbs0 lbs3,642 lbs
17Ethylene glycol107-21-13,258 lbs0 lbs3,258 lbs
18Molybdenum trioxide1313-27-53,114 lbs0 lbs3,114 lbs
19Cumene98-82-82,611 lbs0 lbs2,611 lbs
20Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size)7647-01-01,959 lbs0 lbs1,959 lbs
21Phenol108-95-21,875 lbs0 lbs1,875 lbs
22Maleic anhydride108-31-61,351 lbs0 lbs1,351 lbs
23Xylene (mixed isomers)1330-20-71,270 lbs0 lbs1,270 lbs
24Benzene71-43-21,090 lbs0 lbs1,090 lbs
25n-Butyl alcohol71-36-3942 lbs0 lbs942 lbs
26Styrene100-42-5798 lbs0 lbs798 lbs
27Epichlorohydrin106-89-8643 lbs0 lbs643 lbs
281,2,4-Trimethylbenzene95-63-6624 lbs0 lbs624 lbs
29NonylphenolN530551 lbs0 lbs551 lbs
30Acetaldehyde75-07-0496 lbs0 lbs496 lbs
31Dibutyl phthalate84-74-2496 lbs0 lbs496 lbs
32Ethylene oxide75-21-8462 lbs0 lbs462 lbs
33Formaldehyde50-00-0447 lbs0 lbs447 lbs
34Certain glycol ethersN230421 lbs0 lbs421 lbs
35Methyl methacrylate80-62-6387 lbs0 lbs387 lbs
36Ethylbenzene100-41-4365 lbs0 lbs365 lbs
37Naphthalene91-20-3235 lbs0 lbs235 lbs
38Dimethylamine124-40-3228 lbs0 lbs228 lbs
39Di(2-ethylhexyl) phthalate117-81-7222 lbs0 lbs222 lbs
40Nitric acid7697-37-2219 lbs0 lbs219 lbs
41Formic acid64-18-6175 lbs0 lbs175 lbs
421,4-Dioxane123-91-1126 lbs0 lbs126 lbs
43Benzyl chloride100-44-7119 lbs0 lbs119 lbs
44Diphenylamine122-39-4105 lbs0 lbs105 lbs
45Dicyclopentadiene77-73-697 lbs0 lbs97 lbs
46Allyl alcohol107-18-696 lbs0 lbs96 lbs
471,2-Butylene oxide106-88-752 lbs0 lbs52 lbs
48Trade SecretTRD SECRT0 lbs46 lbs46 lbs
49Hydrazine302-01-239 lbs0 lbs39 lbs
50Propyleneimine75-55-832 lbs0 lbs32 lbs
51Acrolein107-02-828 lbs0 lbs28 lbs
52Acetonitrile75-05-824 lbs0 lbs24 lbs
53Phthalic anhydride85-44-914 lbs0 lbs14 lbs
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